Khan Academy

Supporting grades: 7

Description: A short lesson on comparing rational numbers using the number line. Well anyway, they tell us 1/2, negative five, three point three, zero, 21 over 12, negative five point five, and two and 1/8ths. So the easiest way to visualize this might just be to make a number line that's long enough that it actually can contain all of these numbers, and then we can think about how we can compare them. So let me just draw a huge number line over here.

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